/*
 * Copyright 2010 Christoph Widulle (christoph.widulle@googlemail.com)
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the
 * License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS"
 * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */



package com.android1.amarena2d.actions.interval;

import com.android1.amarena2d.actions.base.IntervalAction;
import com.android1.amarena2d.nodes.behavior.ActionTarget;

public class ScaleBy extends ScaleTo {


    public static ScaleBy $(float duration, float scalex, float scaley) {
        return new ScaleBy(duration, scalex, scaley);
    }

    public static ScaleBy $(float duration, float scale) {
        return new ScaleBy(duration, scale, scale);
    }

    public ScaleBy(float duration, float scalex, float scaley) {
        super(duration, scalex, scaley);
    }

    @Override
    public void start(ActionTarget target) {
        super.start(target);
        deltaX = startScaleX * endScaleX - startScaleX;
        deltaY = startScaleY * endScaleY - startScaleY;

    }

    @Override
    public IntervalAction reverse() {
        return copy();
    }

    @Override
    public ScaleBy copy() {
        return ScaleBy.$(duration, endScaleX, endScaleY);
    }


}